SA 204 is a manual / automatic, true two channel, diagnostic audiometer with clinical applications measuring air, bone and speech. SA 204 is digital and RoHS compatible and thus, well adapted to the modern user and environmental concerns. SA 204 is user friendly, robust, reliable and yet affordable. The speech testing interface on SA 204 makes it easy to control stimuli levels. Storage capacity of 50 complete audiograms. Any combination of one, two or all three of the audiometric earphones is applicable. Free-field system is optional. SA 204 is an ideal audiometer for hearing aid dispensing practices and for application in a clinical environment. SA 204 is NOAH compatible when using the Entomed Audi-Link for NOAH3